Danica bought a car for d dollars. It depreciates by a factor of feach year. Which expression best predicts the value of the car after 15 years?
HELP ASAP

Consider a cube that has sides of length l. now consider putting the largest sphere you can inside this cube without any point on the sphere lying outside of the cube. the volume ratio -volume of the sphere/ volume of the cube is 1. 5.2 × 10−1 2. 3.8 × 10−1 3. 1.9 4. 2.5 × 10−1 5. 3.8

At 6 1/2 cents per pound of string beans how much does 7 pounds cost

Pls brainliest will be awarded if answer is correct